Mar232023Guidance: Ivory: apply for an exemption certificate to deal in pre-1918 outstandingly high artistic, cultural or historical value items HM Government DEFRA TwitterLinkedinFacebookemailFind out if your ivory item may qualify for the pre-1918 outstandingly high artistic, cultural or historical value exemption, how to apply and what to do if it is refused or revoked. Follow this news feed: DEFRA